M

ParameterFilterElement.GetElementFilterParametersForCategory

Description:
Retrieves a list of the parameters associated with all rules in the filter that are combined (using logical AND) with a FilterCategoryRule corresponding to single %categoryId%.

Remarks:
Note that in the case when InvalidElementId specified as input %categoryId% this function returns parameters common to all categories used by this ParameterFilterElement, i.e. it is equivalent to ParameterFilterElement.GetElementFilterParameters().

public ISet<ElementId> GetElementFilterParametersForCategory(
	ElementId categoryId
)

Public Function GetElementFilterParametersForCategory ( _
	categoryId As ElementId _
) As ISet(Of ElementId)

public:
ISet<ElementId^>^ GetElementFilterParametersForCategory(
	ElementId^ categoryId
)

Autodesk.Revit.DB.ElementId

categoryId

The category for which parameters should be found.

Return Value ISet<ElementId> A set of parameter identifiers.

Autodesk.Revit.Exceptions.ArgumentNullException

A non-optional argument was null